Lifting magnet



FIG. 1 is an upper front perspective view of a lifting magnet showing my new design;

FIG. 2 is a front elevational view thereof, the rear and side elevational views being the same;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a lower rear perspective view thereof.

The broken line showing of lifting brackets and chains and of the electrical connection box and shield in FIG. 1 and of the lifting brackets and the electrical connection box and shield in FIG. 3 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a lifting magnet, as shown and described. 